Chemistry · Purification: Crystallization, sublimation, distillation, differential extraction and chromatography principles and their applications

Method used to separate Petrol from crude oil is:

Method used to separate Petrol from crude oil is:

  • A. Distillation
  • B. chromatography
  • C. substallisation
  • D. fractional distillation

Step-by-step solution

Crude oil is a complex mixture of hydrocarbons with different boiling points. Fractional distillation uses a fractionating column to separate components based on their boiling points, allowing petrol to be collected as a distinct fraction. Simple distillation is insufficient for such a mixture, chromatography is for separating dissolved substances, and crystallization is for solids.
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